CN217015593U

CN217015593U - Combined full-automatic intelligent filtering device

Info

Publication number: CN217015593U
Application number: CN202220438693.2U
Authority: CN
Inventors: 邱星城; 阳高; 段细伟; 姚利俊
Original assignee: Sichuan Feitaiyou Petrochemical Equipment Co ltd
Current assignee: Sichuan Feitaiyou Petrochemical Equipment Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-22
Anticipated expiration: 2032-03-02

Abstract

The utility model relates to a combined full-automatic intelligent filtering device, which comprises: the filter comprises a first section of filter, a second section of filter and a third section of filter, wherein the first section of filter, the second section of filter and the third section of filter are sequentially connected; the top of the two-stage filter is provided with a liquid inlet pipe, the first liquid discharge pipe and the second liquid discharge pipe are communicated with the liquid inlet pipe, and the bottom of the two-stage filter is provided with a blow-off pipe. The utility model carries out filtering, online self-cleaning and purification treatment on the solution, the activated carbon filter can carry out purification treatment on the solution filtered by the pre-filter, the pre-filter and the post-filter can carry out online self-cleaning, and the polluted solution can be further filtered by the two-stage filter, thereby effectively improving the recovery rate of the solution.

Description

Combined full-automatic intelligent filtering device

Technical Field

The utility model relates to the technical field of precise filtration, in particular to a combined full-automatic intelligent filtering device.

Background

In recent years, in industries such as petroleum and chemical industry, solutions such as desulfurization and decarburization are widely used in processes of desulfurization and decarburization of fuel gas, acid gas, tail gas and the like, and the purification technology of the solutions is continuously improved and updated along with the development of the industry.

At present, a filter element type mechanical filter is often adopted for solution filtration, and a filter element cannot be regenerated and reused, so that the cleanliness of a solution is ensured by frequently replacing the filter element, the labor intensity of personnel is high, and certain safety risk exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combined type full-automatic intelligent filtering device which is simple in structure, high in solution recovery rate and capable of realizing on-line self-cleaning, and aims to solve at least one technical problem.

The technical scheme for solving the technical problems is as follows:

a modular full-automatic intelligent filter equipment, includes:

the filter comprises a first section of filter, a second section of filter and a third section of filter, wherein the first section of filter comprises a pre-filter, an activated carbon filter and a post-filter, the pre-filter is provided with a first liquid discharge pipe and a first liquid discharge pipe, the activated carbon filter is provided with a liquid inlet pipe and a liquid outlet pipe, the liquid inlet pipe is communicated with the first liquid discharge pipe, the liquid outlet pipe is communicated with an inlet of the post-filter, the post-filter is provided with a second liquid discharge pipe and a second liquid discharge pipe, and one end, far away from the post-filter, of the second liquid discharge pipe is combined with the first liquid discharge pipe;

the top of the second-stage filter is provided with a liquid inlet pipe, the first liquid discharge pipe and the second liquid discharge pipe are communicated with the liquid inlet pipe, and the bottom of the second-stage filter is provided with a sewage discharge pipe.

The beneficial effects of the utility model are: the utility model carries out filtering, online self-cleaning and purification treatment on the solution, the activated carbon filter can carry out purification treatment on the solution filtered by the pre-filter, the pre-filter and the post-filter can carry out online self-cleaning while realizing filtering, and the sewage discharged by self-cleaning can be further filtered by the two-stage filter, thereby effectively improving the recovery rate of the solution.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, the top of two-stage filter still is provided with the recovery drain pipe, the one end of retrieving the drain pipe with the export intercommunication of two-stage filter, the top entry of collection tank is connected to the other end of retrieving the drain pipe.

The beneficial effect of adopting the above further scheme is: the recycling liquid outlet pipe and the collecting tank can collect and store the solution filtered and recycled by the two-stage filter.

Furthermore, the collecting tank is provided with a production pump, the input end of the production pump is communicated with the bottom outlet of the collecting tank, and the output end of the production pump is communicated with the first liquid outlet pipe or the second liquid outlet pipe.

The beneficial effect of adopting the above further scheme is: the extraction pump can be convenient for carry the solution of retrieving back to first drain pipe or second drain pipe.

Further, the collecting tank is provided with a liquid level meter, and the liquid level meter is electrically connected with the extraction pump.

The beneficial effect of adopting the above further scheme is: the liquid level meter can measure the amount of the solution recovered in the collecting tank, and the extraction pump can extract the solution recovered by the two-stage filter in time, so that the use is convenient.

Further, the top of the collecting tank is provided with a vent pipe.

The beneficial effect of adopting the further scheme is that: the vent pipe can discharge gas phase substances flashed off by the recovered solution in the collection tank.

Furthermore, one end of the liquid inlet pipe, which is close to the secondary filter, is connected with a replacement pipe which is used for conveying a replacement medium and cleaning the secondary filter, and a replacement valve is arranged on the replacement pipe.

The beneficial effect of adopting the further scheme is that: the displacement tube is capable of delivering a displacement medium and positively cleaning the secondary filter.

Furthermore, a back flushing pipe is arranged between the replacement pipe and one end, close to the secondary filter, of the recovery liquid outlet pipe, one end of the back flushing pipe is communicated with the replacement pipe, the other end of the back flushing pipe is communicated with the recovery liquid outlet pipe, and a back flushing valve is arranged on the back flushing pipe.

The beneficial effect of adopting the above further scheme is: the backwashing pipe can perform backwashing on the two-stage filter through the recycling liquid outlet pipe, and is favorable for thoroughly recovering the filtering function of the two-stage filter.

Furthermore, a differential pressure meter is arranged between the liquid inlet pipe and the recovery pipe, and the differential pressure meters are electrically connected with the replacement valve and the backwashing valve.

The beneficial effect of adopting the above further scheme is: the differential pressure gauge can measure the differential pressure between the liquid inlet pipe and the recovery liquid outlet pipe, and is convenient for automatically cleaning the two-stage filter according to differential pressure control.

Further, the pre-filter and the post-filter are both suction filters, and the two-stage filter is an external-in and internal-out filter.

The beneficial effect of adopting the further scheme is that: the suction type filter can filter and enrich impurities of the solution and automatically discharge the impurities, and the cleanliness of the solution is ensured.

Furthermore, the first liquid discharge pipe and the second liquid discharge pipe are provided with liquid discharge valves.

The beneficial effect of adopting the above further scheme is: the drain valve is opened to discharge the dirty liquid of the pre-filter and the post-filter.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a pre-filter; 2. an activated carbon filter; 3. a post-filter; 4. a first drain pipe; 5. a first liquid outlet pipe; 6. a liquid inlet pipe; 7. filtering the liquid outlet pipe; 8. a second drain pipe; 9. a second liquid outlet pipe; 10. a liquid inlet pipe; 11. a sewage discharge pipe; 12. recycling the liquid outlet pipe; 13. a collection tank; 14. a production pump; 15. a liquid level meter; 16. an emptying pipe; 17. replacing the tube; 18. a replacement valve; 19. a backwash pipe; 20. a backwash valve; 21. a differential pressure gauge; 22. a drain valve; 23. a second section of filter.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the utility model.

Examples

As shown in fig. 1, the present embodiment provides a combined full-automatic intelligent filtering apparatus, which includes:

the primary filter comprises a pre-filter 1, an activated carbon filter 2 and a post-filter 3, the pre-filter 1 is provided with a first liquid discharge pipe 4 and a first liquid discharge pipe 5, the activated carbon filter 2 is provided with a liquid inlet pipe 6 and a liquid outlet pipe 7, the liquid inlet pipe 6 is communicated with the first liquid discharge pipe 5, one end, far away from the pre-filter 1, of the first liquid discharge pipe 5 is provided with a liquid discharge valve, the liquid discharge valve is opened or closed according to the filtering enrichment condition of the pre-filter 1, the liquid outlet pipe 7 is communicated with the inlet of the post-filter 3, the post-filter 3 is provided with a second liquid discharge pipe 8 and a second liquid discharge pipe 9, and one end, far away from the post-filter 3, of the second liquid discharge pipe 9 is combined with the first liquid discharge pipe 5;

the two-stage filter 23, the top of two-stage filter 23 is provided with feed liquor pipe 10, and first fluid-discharge tube 4 and second fluid-discharge tube 8 all communicate with feed liquor pipe 10, and the bottom of two-stage filter 23 is provided with blow off pipe 11.

The solution is firstly filtered by the prefilter 1 to enrich mechanical impurities in the solution, the filtered solution is conveyed to the activated carbon filter 2 to be purified, and finally is conveyed to the post-filter 3 to be enriched by the mechanical impurities, the impurity-containing solution generated after the solution is filtered by the prefilter 1 and the post-filter 3 is conveyed to the second-stage filter 23 by the first liquid discharge pipe 4 and the second liquid discharge pipe 8 to be further filtered and recycled, and the solution obtained after the impurity-containing solution discharged from the prefilter 1 and/or the post-filter 3 is filtered by the second-stage filter 23 is conveyed back to a solution system for reuse.

Preferably, the top of the second-stage filter 23 is further provided with a recovery liquid outlet pipe 12, one end of the recovery liquid outlet pipe 12 is communicated with the outlet of the second-stage filter 23, and the other end of the recovery liquid outlet pipe 12 is connected with the top inlet of the collecting tank 13.

Preferably, the collecting tank 13 is provided with a production pump 14, an input end of the production pump 14 is communicated with a bottom outlet of the collecting tank 13, and an output end of the production pump 14 is communicated with the first liquid outlet pipe 5 or the second liquid outlet pipe 9.

Preferably, the collection tank 13 is provided with a level gauge 15, the level gauge 15 being electrically connected to the production pump 14.

Preferably, the top of the collection tank 13 is provided with a vent 16.

Preferably, one end of the liquid inlet pipe 10 close to the secondary filter 23 is connected with a replacement pipe 17 for conveying a replacement medium and cleaning the secondary filter 23, the replacement pipe 17 is provided with a replacement valve 18, the replacement medium is water, the replacement pipe 17 conveys the replacement medium to the secondary filter 23 for positive cleaning, and the solution for positive cleaning is discharged from the recovery liquid outlet pipe 12.

Preferably, a back-flushing pipe 19 is arranged between the replacement pipe 17 and one end of the recovery liquid outlet pipe 12 close to the two-stage filter 23, one end of the back-flushing pipe 19 is communicated with the replacement pipe 17, the other end of the back-flushing pipe 19 is communicated with the recovery liquid outlet pipe 12, and a back-flushing valve 20 is arranged on the back-flushing pipe 19.

Preferably, a differential pressure gauge 21 is arranged between the liquid inlet pipe 10 and the liquid recovery outlet pipe 12, and the differential pressure gauge 21 is electrically connected with the replacement valve 18 and the back flush valve 20.

Preferably, both the pre-filter 1 and the post-filter 3 are suction filters, and the secondary filter 23 is an external in and external out type filter.

Preferably, the first drain pipe 4 and the second drain pipe 8 are each provided with a drain valve 22.

The regeneration and purification treatment and the flushing process of the two-stage filter 23 of the present invention are as follows: firstly, inputting a solution into a pre-filter 1 for filtering treatment, filtering to obtain a filtrate and a slag-containing solution, conveying the filtrate to an active carbon filter 2 for purification, then filtering again in a post-filter 3, filtering to obtain the filtrate and the slag-containing solution, and conveying the slag-containing solution for reuse; the slag-containing solution of the pre-filter 1 and the post-filter 3 is conveyed to a secondary filter 23 for filtration treatment, the recovered solution of the secondary filter 23 returns to a solution system for reuse, and the waste liquid generated by the secondary filter 23 is discharged through a sewage discharge pipe 11 for treatment; when the secondary filter 23 is cleaned, firstly the secondary filter 23 is replaced by positive conveying water of the replacement pipe 17, then the secondary filter 23 is backwashed by the backwashing pipe 19, a replacement solution generated in the replacement process enters the collection tank 13 through the recovery liquid outlet pipe 12, and wastewater generated in the backwashing process is discharged by the sewage discharge pipe 11 for unified treatment.

In the description of the present invention, it is to be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "peripheral", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the utility model.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a modular full-automatic intelligent filter equipment which characterized in that includes:

the filter comprises a first section of filter, the first section of filter comprises a pre-filter (1), an activated carbon filter (2) and a post-filter (3), the pre-filter (1) is provided with a first liquid discharge pipe (4) and a first liquid discharge pipe (5), the activated carbon filter (2) is provided with a liquid inlet pipe (6) and a liquid outlet pipe (7), the liquid inlet pipe (6) is communicated with the first liquid discharge pipe (5), the liquid outlet pipe (7) is communicated with an inlet of the post-filter (3), the post-filter (3) is provided with a second liquid discharge pipe (8) and a second liquid discharge pipe (9), and one end, far away from the post-filter (3), of the second liquid discharge pipe (9) is combined with the first liquid discharge pipe (5);

the liquid level meter comprises a two-stage filter (23), wherein a liquid inlet pipe (10) is arranged at the top of the two-stage filter (23), a first liquid discharge pipe (4) and a second liquid discharge pipe (8) are communicated with the liquid inlet pipe (10), and a sewage discharge pipe (11) is arranged at the bottom of the two-stage filter (23).

2. The combined type full-automatic intelligent filtering device according to claim 1, wherein a recovery liquid outlet pipe (12) is further arranged at the top of the secondary filter (23), one end of the recovery liquid outlet pipe (12) is communicated with an outlet of the secondary filter (23), and the other end of the recovery liquid outlet pipe (12) is connected with a top inlet of the collecting tank (13).

3. The combined full-automatic intelligent filtering device according to claim 2, wherein the collecting tank (13) is provided with a production pump (14), an input end of the production pump (14) is communicated with a bottom outlet of the collecting tank (13), and an output end of the production pump (14) is communicated with the first liquid outlet pipe (5) or the second liquid outlet pipe (9).

4. A combined fully automatic intelligent filter device according to claim 3, characterised in that the collecting tank (13) is provided with a level gauge (15), the level gauge (15) being electrically connected to the production pump (14).

5. A combined fully automatic intelligent filter device according to claim 3, characterised in that the top of the collection tank (13) is provided with a blow-down pipe (16).

6. The combined type full-automatic intelligent filtering device according to claim 2, wherein one end of the liquid inlet pipe (10) close to the secondary filter (23) is connected with a replacement pipe (17) used for conveying a replacement medium and cleaning the secondary filter (23), and a replacement valve (18) is arranged on the replacement pipe (17).

7. A combined type full-automatic intelligent filtering device according to claim 6, wherein a back-flushing pipe (19) is arranged between the replacing pipe (17) and one end of the recycling liquid outlet pipe (12) close to the secondary filter (23), one end of the back-flushing pipe (19) is communicated with the replacing pipe (17), the other end of the back-flushing pipe (19) is communicated with the recycling liquid outlet pipe (12), and a back-flushing valve (20) is arranged on the back-flushing pipe (19).

8. The combined full-automatic intelligent filtering device according to claim 7, wherein a differential pressure gauge (21) is arranged between the liquid inlet pipe (10) and the liquid outlet pipe (12), and the differential pressure gauge (21) is electrically connected with the replacement valve (18) and the back washing valve (20).

9. A combined fully automatic intelligent filter device according to any one of claims 1 to 8, characterised in that the pre-filter (1) and the post-filter (3) are both suction filters and the secondary filter (23) is an external in and external out filter.

10. A combined fully automatic intelligent filter device according to claim 1, characterised in that the first drain pipe (4) and the second drain pipe (8) are provided with drain valves (22).